Reciprocating pump



FIG. 1 shows a front view of a reciprocating pump showing my new design;

FIG. 2 shows a rear view thereof;

FIG. 3 shows a right side view thereof;

FIG. 4 shows a left side view thereof;

FIG. 5 shows a top view thereof;

FIG. 6 shows a bottom view thereof; and,

FIG. 7 shows a top, rear and right side perspective view thereof.

The broken lines in FIGS. 4 and 6 are included for the purpose of illustrating portions of the reciprocating pump that form no part of the claimed design. 

The ornamental design for a reciprocating pump, as shown and described. 